Sentiment classification at the sentence-level: Sun sub-corpus

Sentiment classification at the sentence-level: Express sub-corpus

Sentiment classification at the sentence-level: Times sub-corpus

Sentiment classification at the sentence-level: Dailymail sub-corpus

Sentiment classification at the sentence-level: Telegraph sub-corpus

Sentiment classification at the sentence-level: Independent sub-corpus

Sentiment classification at the sentence-level: Dailystar sub-corpus

Sentiment classification at the sentence-level: Guardian sub-corpus

Sentiment classification at the sentence-level: Mirror sub-corpus